Many unexpectedly sharp delights lie in the outer reaches of Marianne Faithfull's back catalogue: pugnacious mid-‘60s freak folk on “Sally Free and Easy”, skeletal and scabrous alt-funk (“Desperanto”) and scathing metal (“The Memory Remains”). But there are also moments of soft contemplation, such as the languid “Hello Stranger” or the mature, questing “Witches' Song”.